This multi-functional neck gaiter is made of polyester microfiber fabric. It can be used as a bandana, beanie, wristband, headband, hair band, hair cover, head wrap, scrunchie, scarf, rally towel, face mask, sun and dust screen, and more! Good air permeability and sweat absorption, and dries almost instantly. Measures 19″ x 10″ with welded seam for zero chafing.